特殊用法amplitude shift keying1.幅移键控, 幅变调制,【信】振幅偏移键控法anode keying1.阳极键控法back-shunt keying1.【信】后分路键控binary phase-shift keying1.【信】二进位相移键控法blocked-gridkeying1.栅截止键控法block-gridkeying1.【信】栅截止键控break-in keying1.插话键控cathode keying1.阴极键控法chroma keying1.色度键控differential keying1.【电子】差动键控differential phase-shift keying1.微分相移键控法direct current keying1.直流拨号, 直流键控double frequency shift keying1.双移频键控electronic keying1.电子键控, 电子发报frequency keying1.频率键控frequency shiftkeying(FSK)1.(用)数字(信号)调频2.移频键控(用键控信号对载波进行调频)grid keying1.栅极键控法nodal point keying1.节点键控on-off keying1.开-关键控, 启-闭键控, 振幅键控phase keying1.相位键控phase shift keying1.相位偏移电信, 移相键控plate keying1.板极键控法polar keying1.极性键控primary keying1.初级键控quadrature partial-responsekeying1.正交局部响应键控法quarterna-ry phase-shift keying1.四相相移键控single-tone keying1.单音调键控skip keying1.脉冲重复频率的分频supprexpor-grid keying1.抑制栅极键控time-shift keying1.时移键控two-source frequency keying1.双源频率键控two-tone keying1.双音频键控vacuum-tube keying1.真空管键控法voice frequency keying1.话频键控, 音频拨号